Charles Frohman 

Department of Mathematics
University of Iowa 
Iowa City, Iowa 52242 


Office: B225 MLH 
Phone: (319) 335-2543 
FAX: (319) 335-0627 
Email: frohman@math.uiowa.edu 
 

Research Interests:

Quantum Invariants of Three-manifolds


The Full Pythagorean Theorem

Click here for the proof. Note


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